. >> when don wright was diagnosed with cancer he had run his first marathon. instead of giving up, he set a goal to run a marathon in all 50 states. we have the remarkable story in this week's human factor. >> his career spanned engineering, being a company vice president and the law. he discovered a new passion. marathons. nine years ago, days after running his first 26-mile race, he got devastating news. >> i had gone to the doctor a couple of times for pain in my back. it was multiple mi loam a. >> a cancer of the blood where the white blood cells invade the bone marrow, causing pain. usually in the back or the ribs and patients are rarely cured. he refused to let it slow him down, even qualifying for the boston marathon. >> i got a devastating diagnosis. we kept ongoing, my family and i. there was no reason to stop and be sorry. we kept running marathons. >> on december 9th under a hot hawaiian sun, wright now 71 reached his seemingly impossible goal, running a marathon in all 50 states. >> it feels wonderful. a philosophy of that i have is live one day at